题解 | #获取当前薪水第二多的员工的emp_no以及其对应的薪水salary#
获取当前薪水第二多的员工的emp_no以及其对应的薪水salary
http://www.nowcoder.com/practice/c1472daba75d4635b7f8540b837cc719
SELECT
e.emp_no, ss.maxSalary, e.last_name, e.first_name
FROM
employees AS e
INNER JOIN
( SELECT
s.eNo AS empNo, MAX(s.sal) AS maxSalary
FROM ( SELECT emp_no AS eNo , salary AS sal, from_date, to_date
FROM salaries
WHERE salary NOT IN (SELECT MAX(salary) FROM salaries) ) AS s
) AS ss
ON
e.emp_no = ss.empNo
